28283472

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 160

約数和(自身を含む): 95232000

約数和(自身を除く): 66948528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 47, 48, 54, 56, 63, 72, 84, 94, 108, 112, 126, 141, 144, 168, 188, 189, 199, 216, 252, 282, 329, 336, 376, 378, 398, 423, 432, 504, 564, 597, 658, 752, 756, 796, 846, 987, 1008, 1128, 1194, 1269, 1316, 1393, 1512, 1592, 1692, 1791, 1974, 2256, 2388, 2538, 2632, 2786, 2961, 3024, 3184, 3384, 3582, 3948, 4179, 4776, 5076, 5264, 5373, 5572, 5922, 6768, 7164, 7896, 8358, 8883, 9353, 9552, 10152, 10746, 11144, 11844, 12537, 14328, 15792, 16716, 17766, 18706, 20304, 21492, 22288, 23688, 25074, 28059, 28656, 33432, 35532, 37412, 37611, 42984, 47376, 50148, 56118, 65471, 66864, 71064, 74824, 75222, 84177, 85968, 100296, 112236, 130942, 142128, 149648, 150444, 168354, 196413, 200592, 224472, 252531, 261884, 300888, 336708, 392826, 448944, 505062, 523768, 589239, 601776, 673416, 785652, 1010124, 1047536, 1178478, 1346832, 1571304, 1767717, 2020248, 2356956, 3142608, 3535434, 4040496, 4713912, 7070868, 9427824, 14141736, 28283472]

約数ペア:

[(1, 28283472), (2, 14141736), (3, 9427824), (4, 7070868), (6, 4713912), (7, 4040496), (8, 3535434), (9, 3142608), (12, 2356956), (14, 2020248), (16, 1767717), (18, 1571304), (21, 1346832), (24, 1178478), (27, 1047536), (28, 1010124), (36, 785652), (42, 673416), (47, 601776), (48, 589239), (54, 523768), (56, 505062), (63, 448944), (72, 392826), (84, 336708), (94, 300888), (108, 261884), (112, 252531), (126, 224472), (141, 200592), (144, 196413), (168, 168354), (188, 150444), (189, 149648), (199, 142128), (216, 130942), (252, 112236), (282, 100296), (329, 85968), (336, 84177), (376, 75222), (378, 74824), (398, 71064), (423, 66864), (432, 65471), (504, 56118), (564, 50148), (597, 47376), (658, 42984), (752, 37611), (756, 37412), (796, 35532), (846, 33432), (987, 28656), (1008, 28059), (1128, 25074), (1194, 23688), (1269, 22288), (1316, 21492), (1393, 20304), (1512, 18706), (1592, 17766), (1692, 16716), (1791, 15792), (1974, 14328), (2256, 12537), (2388, 11844), (2538, 11144), (2632, 10746), (2786, 10152), (2961, 9552), (3024, 9353), (3184, 8883), (3384, 8358), (3582, 7896), (3948, 7164), (4179, 6768), (4776, 5922), (5076, 5572), (5264, 5373)]